Which metal is commonly used as an electromagnet?

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RRB TC CC Exam (Patna) 2006 click here to view all questions

Which metal is commonly used as an electromagnet?

ACopper

BIron

CNickel

DCobalt

Akilesh Kharvi ? Nov 5 '2016 at 16:8

Answer is Iron
In the 1830s Joseph Henry developed the first powerful electromagnet in history. He used an iron horseshoe shaped core wrapped with insulated copper wire.

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Answer is Iron In the 1830s Joseph Henry developed the first powerful electromagnet in history. He used an iron horseshoe shaped core wrapped with insulated copper wire. Akilesh Kharvi ? answered Nov 5 '2016 at 16:8 All Comments

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